1. Introduction to Biochemistry

In DNA replication, which enzyme is responsible for adding new nucleotides to the growing DNA strand in the $5\to 3$ direction?

In the context of nucleic acids, which type of biomolecule is ATP (adenosine triphosphate) most like in overall structure?

Which organic molecule carries the hereditary information for cells?

In the context of nucleic acids, which statement best describes ATP (adenosine triphosphate)?

Which of the following best describes the difference between NAD\(^+\) and NADH?

Which of the following substances is classified as a nucleic acid?

In the context of nucleic acid metabolism, what happens to NADH when it is oxidized?

Which of the following descriptions best fits the class of molecules known as nucleotides?

Which of the following best describes the substrates digested by nucleosidase and phosphatase enzymes during nucleic acid catabolism?

In nucleic acids, what is the monomer called if it lacks a phosphate group?

Which nucleoside consists of the base adenine attached to a ribose sugar?

In the context of nucleic acids, ATP (adenosine triphosphate) is best classified as which type of macromolecule or biomolecule?

Which statement correctly compares nucleic acids and carbohydrates?

Which of the following statements best describes a characteristic of NAD\(^+\)?

In the context of nucleic acids, what type of molecule is ATP?